People usually think that households are used on their own, isn't it? Actually it is more needed among group of people these days. Especially, if you manage your dues at a meeting or have worked as a secretary of a certain organization, you expect to know enough. BooKoo has been developed with a focus on those who want to share a household, as well as those who want to share. You can manage it yourself, but you can create multiple household accounts and write with other people. Categories can also be customized, so you can also increase the categories that you can enter by selecting the desired icon.